HEismineFOREVER HEismineFOREVER
  • 26-04-2017
  • Mathematics
contestada

Calculate the discriminant
X to the power of 2 minus 2x plus 4 =0
PLEASE HELP ME

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chris10101
chris10101 chris10101
  • 26-04-2017
because it would have to be 2x plus 4x to do any thing. 
think of the 2x and 4 as 2 difrent thing only a number with a X like 2x can be added to a number with a x at the end like 4x if both number dont look like this it can not be added 2x+4x
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